Traxxas 18-T Machined 1.0 Metric Pitch 5mm Shaft RC Pinion Gear - 6491X 3 inch TRX5391R gives you everything needed

TRX5391R gives you everything needed to rebuild the gearbox casing rather than replacing the entire drivetrain assembly

Stampede 4WD

Hornby control and DCC gear

orange-anodised (pair)

a ring gear gasket

Traxxas 18-T Machined 1.0 Metric Pitch 5mm Shaft RC Pinion Gear - 6491X 3 inch TRX5391R gives you everything neededThe Traxxas TRX6491X is a machined 18 tooth pinion gear designed for Traxxas RC drivetrain applications requiring a 1. 0 metric pitch gear and a 5mm motor shaft. Precision machined rather than stamped, this pinion gear offers tighter tolerances than a standard replacement, making it a solid choice when rebuilding or servicing the drivetrain on compatible Traxxas models. It ships with a set screw for secure shaft fitment. Key Features 18 tooth (18T)